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    Koh Fujinaga

    TitleAssistant Professor
    SchoolUCSF School of Medicine
    Address533 Parnassus Avenue
    San Francisco CA 94117
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      Collapse Biography 
      Collapse Education and Training
      University of California, San FranciscoPostdoctoral StudiesGraduate Division

      Collapse Bibliographic 
      Collapse Publications
      Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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      1. Shao W, Zumer K, Fujinaga K, Peterlin BM. FBXO3 Protein Promotes Ubiquitylation and Transcriptional Activity of AIRE (Autoimmune Regulator). J Biol Chem. 2016 Aug 19; 291(34):17953-63. PMID: 27365398.
        View in: PubMed
      2. Tan JL, Fogley RD, Flynn RA, Ablain J, Yang S, Saint-André V, Fan ZP, Do BT, Laga AC, Fujinaga K, Santoriello C, Greer CB, Kim YJ, Clohessy JG, Bothmer A, Pandell N, Avagyan S, Brogie JE, van Rooijen E, Hagedorn EJ, Shyh-Chang N, White RM, Price DH, Pandolfi PP, Peterlin BM, Zhou Y, Kim TH, Asara JM, Chang HY, Young RA, Zon LI. Stress from Nucleotide Depletion Activates the Transcriptional Regulator HEXIM1 to Suppress Melanoma. Mol Cell. 2016 Apr 7; 62(1):34-46. PMID: 27058786.
        View in: PubMed
      3. Barboric M, Fujinaga K. The two sides of Tat. Elife. 2016; 5. PMID: 26783762.
        View in: PubMed
      4. Cary DC, Fujinaga K, Peterlin BM. Molecular mechanisms of HIV latency. J Clin Invest. 2016 Feb 1; 126(2):448-54. PMID: 26731470.
        View in: PubMed
      5. Pak V, Eifler TT, Jäger S, Krogan NJ, Fujinaga K, Peterlin BM. CDK11 in TREX/THOC Regulates HIV mRNA 3' End Processing. Cell Host Microbe. 2015 Nov 11; 18(5):560-70. PMID: 26567509; PMCID: PMC4648707 [Available on 11/11/16].
      6. Darcis G, Kula A, Bouchat S, Fujinaga K, Corazza F, Ait-Ammar A, Delacourt N, Melard A, Kabeya K, Vanhulle C, Van Driessche B, Gatot JS, Cherrier T, Pianowski LF, Gama L, Schwartz C, Vila J, Burny A, Clumeck N, Moutschen M, De Wit S, Peterlin BM, Rouzioux C, Rohr O, Van Lint C. An In-Depth Comparison of Latency-Reversing Agent Combinations in Various In Vitro and Ex Vivo HIV-1 Latency Models Identified Bryostatin-1+JQ1 and Ingenol-B+JQ1 to Potently Reactivate Viral Gene Expression. PLoS Pathog. 2015 Jul; 11(7):e1005063. PMID: 26225566; PMCID: PMC4520688.
      7. Fujinaga K, Luo Z, Schaufele F, Peterlin BM. Visualization of positive transcription elongation factor b (P-TEFb) activation in living cells. J Biol Chem. 2015 Jan 16; 290(3):1829-36. PMID: 25492871; PMCID: PMC4340424 [Available on 01/16/16].
      8. Eifler TT, Shao W, Bartholomeeusen K, Fujinaga K, Jäger S, Johnson JR, Luo Z, Krogan NJ, Peterlin BM. Cyclin-dependent kinase 12 increases 3' end processing of growth factor-induced c-FOS transcripts. Mol Cell Biol. 2015 Jan; 35(2):468-78. PMID: 25384976; PMCID: PMC4272423.
      9. Fujinaga K, Luo Z, Peterlin BM. Genetic analysis of the structure and function of 7SK small nuclear ribonucleoprotein (snRNP) in cells. J Biol Chem. 2014 Jul 25; 289(30):21181-90. PMID: 24917669; PMCID: PMC4110320.
      10. Jadlowsky JK, Wong JY, Graham AC, Dobrowolski C, Devor RL, Adams MD, Fujinaga K, Karn J. Negative elongation factor is required for the maintenance of proviral latency but does not induce promoter-proximal pausing of RNA polymerase II on the HIV long terminal repeat. Mol Cell Biol. 2014 Jun; 34(11):1911-28. PMID: 24636995; PMCID: PMC4019061.
      11. Liu P, Xiang Y, Fujinaga K, Bartholomeeusen K, Nilson KA, Price DH, Peterlin BM. Release of positive transcription elongation factor b (P-TEFb) from 7SK small nuclear ribonucleoprotein (snRNP) activates hexamethylene bisacetamide-inducible protein (HEXIM1) transcription. J Biol Chem. 2014 Apr 4; 289(14):9918-25. PMID: 24515107; PMCID: PMC3975036.
      12. Bartholomeeusen K, Fujinaga K, Xiang Y, Peterlin BM. Histone deacetylase inhibitors (HDACis) that release the positive transcription elongation factor b (P-TEFb) from its inhibitory complex also activate HIV transcription. J Biol Chem. 2013 May 17; 288(20):14400-7. PMID: 23539624; PMCID: PMC3656295.
      13. Bartholomeeusen K, Xiang Y, Fujinaga K, Peterlin BM. Bromodomain and extra-terminal (BET) bromodomain inhibition activate transcription via transient release of positive transcription elongation factor b (P-TEFb) from 7SK small nuclear ribonucleoprotein. J Biol Chem. 2012 Oct 19; 287(43):36609-16. PMID: 22952229; PMCID: PMC3476326.
      14. Fujinaga K, Barboric M, Li Q, Luo Z, Price DH, Peterlin BM. PKC phosphorylates HEXIM1 and regulates P-TEFb activity. Nucleic Acids Res. 2012 Oct; 40(18):9160-70. PMID: 22821562; PMCID: PMC3467075.
      15. Kuzmina A, Hadad U, Fujinaga K, Taube R. Functional characterization of a human cyclin T1 mutant reveals a different binding surface for Tat and HEXIM1. Virology. 2012 May 10; 426(2):152-61. PMID: 22342181.
        View in: PubMed
      16. Toossi Z, Wu M, Hirsch CS, Mayanja-Kizza H, Baseke J, Aung H, Canaday DH, Fujinaga K. Activation of P-TEFb at sites of dual HIV/TB infection, and inhibition of MTB-induced HIV transcriptional activation by the inhibitor of CDK9, Indirubin-3'-monoxime. AIDS Res Hum Retroviruses. 2012 Feb; 28(2):182-7. PMID: 21453127; PMCID: PMC3275925.
      17. Imai K, Asamitsu K, Victoriano AF, Cueno ME, Fujinaga K, Okamoto T. Cyclin T1 stabilizes expression levels of HIV-1 Tat in cells. FEBS J. 2009 Dec; 276(23):7124-33. PMID: 20064163.
        View in: PubMed
      18. Jadlowsky JK, Nojima M, Okamoto T, Fujinaga K. Dominant negative mutant cyclin T1 proteins that inhibit HIV transcription by forming a kinase inactive complex with Tat. J Gen Virol. 2008 Nov; 89(Pt 11):2783-7. PMID: 18931076.
        View in: PubMed
      19. Ogba N, Chaplin LJ, Doughman YQ, Fujinaga K, Montano MM. HEXIM1 regulates 17beta-estradiol/estrogen receptor-alpha-mediated expression of cyclin D1 in mammary cells via modulation of P-TEFb. Cancer Res. 2008 Sep 1; 68(17):7015-24. PMID: 18757415; PMCID: PMC2831806.
      20. Nojima M, Huang Y, Tyagi M, Kao HY, Fujinaga K. The positive transcription elongation factor b is an essential cofactor for the activation of transcription by myocyte enhancer factor 2. J Mol Biol. 2008 Oct 3; 382(2):275-87. PMID: 18662700; PMCID: PMC4118929.
      21. Jadlowsky JK, Nojima M, Schulte A, Geyer M, Okamoto T, Fujinaga K. Dominant negative mutant cyclin T1 proteins inhibit HIV transcription by specifically degrading Tat. Retrovirology. 2008; 5:63. PMID: 18620576; PMCID: PMC2492875.
      22. Anand K, Schulte A, Fujinaga K, Scheffzek K, Geyer M. Cyclin box structure of the P-TEFb subunit cyclin T1 derived from a fusion complex with EIAV tat. J Mol Biol. 2007 Jul 27; 370(5):826-36. PMID: 17540406; PMCID: PMC1987359.
      23. Wittmann BM, Fujinaga K, Deng H, Ogba N, Montano MM. The breast cell growth inhibitor, estrogen down regulated gene 1, modulates a novel functional interaction between estrogen receptor alpha and transcriptional elongation factor cyclin T1. Oncogene. 2005 Aug 25; 24(36):5576-88. PMID: 15940264.
        View in: PubMed
      24. Fujinaga K, Irwin D, Huang Y, Taube R, Kurosu T, Peterlin BM. Dynamics of human immunodeficiency virus transcription: P-TEFb phosphorylates RD and dissociates negative effectors from the transactivation response element. Mol Cell Biol. 2004 Jan; 24(2):787-95. PMID: 14701750; PMCID: PMC343783.
      25. Fujinaga K, Irwin D, Taube R, Zhang F, Geyer M, Peterlin BM. A minimal chimera of human cyclin T1 and tat binds TAR and activates human immunodeficiency virus transcription in murine cells. J Virol. 2002 Dec; 76(24):12934-9. PMID: 12438619; PMCID: PMC136680.
      26. Fujinaga K, Irwin D, Geyer M, Peterlin BM. Optimized chimeras between kinase-inactive mutant Cdk9 and truncated cyclin T1 proteins efficiently inhibit Tat transactivation and human immunodeficiency virus gene expression. J Virol. 2002 Nov; 76(21):10873-81. PMID: 12368330; PMCID: PMC136629.
      27. Tobiume M, Fujinaga K, Suzuki S, Komoto S, Mukai T, Ikuta K. Extracellular Nef protein activates signal transduction pathway from Ras to mitogen-activated protein kinase cascades that leads to activation of human immunodeficiency virus from latency. AIDS Res Hum Retroviruses. 2002 Apr 10; 18(6):461-7. PMID: 11958689.
        View in: PubMed
      28. Lin X, Taube R, Fujinaga K, Peterlin BM. P-TEFb containing cyclin K and Cdk9 can activate transcription via RNA. J Biol Chem. 2002 May 10; 277(19):16873-8. PMID: 11884399.
        View in: PubMed
      29. Lind KE, Du Z, Fujinaga K, Peterlin BM, James TL. Structure-based computational database screening, in vitro assay, and NMR assessment of compounds that target TAR RNA. Chem Biol. 2002 Feb; 9(2):185-93. PMID: 11880033.
        View in: PubMed
      30. Taube R, Lin X, Irwin D, Fujinaga K, Peterlin BM. Interaction between P-TEFb and the C-terminal domain of RNA polymerase II activates transcriptional elongation from sites upstream or downstream of target genes. Mol Cell Biol. 2002 Jan; 22(1):321-31. PMID: 11739744; PMCID: PMC134214.
      31. Barboric M, Taube R, Nekrep N, Fujinaga K, Peterlin BM. Binding of Tat to TAR and recruitment of positive transcription elongation factor b occur independently in bovine immunodeficiency virus. J Virol. 2000 Jul; 74(13):6039-44. PMID: 10846086; PMCID: PMC112101.
      32. Taube R, Fujinaga K, Irwin D, Wimmer J, Geyer M, Peterlin BM. Interactions between equine cyclin T1, Tat, and TAR are disrupted by a leucine-to-valine substitution found in human cyclin T1. J Virol. 2000 Jan; 74(2):892-8. PMID: 10623752; PMCID: PMC111610.
      33. Taube R, Fujinaga K, Wimmer J, Barboric M, Peterlin BM. Tat transactivation: a model for the regulation of eukaryotic transcriptional elongation. Virology. 1999 Nov 25; 264(2):245-53. PMID: 10562489.
        View in: PubMed
      34. Wimmer J, Fujinaga K, Taube R, Cujec TP, Zhu Y, Peng J, Price DH, Peterlin BM. Interactions between Tat and TAR and human immunodeficiency virus replication are facilitated by human cyclin T1 but not cyclins T2a or T2b. Virology. 1999 Mar 1; 255(1):182-9. PMID: 10049833.
        View in: PubMed
      35. Fujinaga K, Taube R, Wimmer J, Cujec TP, Peterlin BM. Interactions between human cyclin T, Tat, and the transactivation response element (TAR) are disrupted by a cysteine to tyrosine substitution found in mouse cyclin T. Proc Natl Acad Sci U S A. 1999 Feb 16; 96(4):1285-90. PMID: 9990016; PMCID: PMC15455.
      36. Fujinaga K, Cujec TP, Peng J, Garriga J, Price DH, Graña X, Peterlin BM. The ability of positive transcription elongation factor B to transactivate human immunodeficiency virus transcription depends on a functional kinase domain, cyclin T1, and Tat. J Virol. 1998 Sep; 72(9):7154-9. PMID: 9696809; PMCID: PMC109937.
      37. Cujec TP, Okamoto H, Fujinaga K, Meyer J, Chamberlin H, Morgan DO, Peterlin BM. The HIV transactivator TAT binds to the CDK-activating kinase and activates the phosphorylation of the carboxy-terminal domain of RNA polymerase II. Genes Dev. 1997 Oct 15; 11(20):2645-57. PMID: 9334327; PMCID: PMC316603.
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